5311231221455 has 8 divisors (see below), whose sum is σ = 6650585181792. Its totient is φ = 4064246499808.

The previous prime is 5311231221421. The next prime is 5311231221503. The reversal of 5311231221455 is 5541221321135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5311231221455 - 2¹⁰ = 5311231220431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23092309544 + ... + 23092309773.

It is an arithmetic number, because the mean of its divisors is an integer number (831323147724).

Almost surely, 2^{5311231221455} is an apocalyptic number.

5311231221455 is a deficient number, since it is larger than the sum of its proper divisors (1339353960337).

5311231221455 is a wasteful number, since it uses less digits than its factorization.

5311231221455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46184619345.

The product of its digits is 36000, while the sum is 35.

The spelling of 5311231221455 in words is "five trillion, three hundred eleven billion, two hundred thirty-one million, two hundred twenty-one thousand, four hundred fifty-five".